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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Physical & Chemical properties

Partition coefficient

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Administrative data

Endpoint:
partition coefficient
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: GLP-Guideline study, only basic data available from SNIF (ECHA)

Data source

Reference
Reference Type:
other: Body responsible for the test
Title:
Unnamed
Report date:
1991

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: Directive 84/449/EEC, Method A8
GLP compliance:
yes
Type of method:
shake-flask method to: flask method
Remarks:
and HPLC method
Partition coefficient type:
octanol-water

Test material

Constituent 1
Reference substance name:
610-025-4
EC Number:
610-025-4
IUPAC Name:
610-025-4
Constituent 2
Chemical structure
Reference substance name:
Bis(3,5-bis(1,1-dimethylethyl)-2-hydroxybenzoato-O1,O2)zinc
EC Number:
403-360-0
EC Name:
Bis(3,5-bis(1,1-dimethylethyl)-2-hydroxybenzoato-O1,O2)zinc
Cas Number:
42405-40-3
Molecular formula:
C30H42O6Zn
IUPAC Name:
bis(3,5-bis(1,1-dimethylethyl)-2-hydroxybenzoato-O1,O2)zinc

Study design

Analytical method:
other: other: UV/VIS measurements at 307 nm for the flask shake method. HPLC for the HPLC method.

Results and discussion

Partition coefficient
Type:
log Pow
Partition coefficient:
ca. 1.32
Temp.:
21 °C

Any other information on results incl. tables

The partition coefficients determined were:

Flask method: log Pow= 1.31

HPLC method: log Pow= 1.32

pH not indicated

Applicant's summary and conclusion